/* ── GRIDLCK — Neon Tech-Noir ─────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&display=swap');

:root {
  --bg: #050810;
  --bg2: #0a0f1e;
  --bg3: #0f1628;
  --neon-cyan: #00f5d4;
  --neon-pink: #f72585;
  --neon-yellow: #ffd166;
  --neon-green: #06d6a0;
  --text: #e0e8ff;
  --text-dim: #6b7ba8;
  --border: rgba(0, 245, 212, 0.15);
  --glow-cyan: 0 0 20px rgba(0, 245, 212, 0.4);
  --glow-pink: 0 0 20px rgba(247, 37, 133, 0.4);
  --font-display: 'Orbitron', monospace;
  --font-mono: 'Share Tech Mono', monospace;
  --transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

a { color: inherit; text-decoration: none; }

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  overscroll-behavior: none;
  -webkit-text-size-adjust: 100%;
}

#app { width: 100%; height: 100%; position: relative; }

/* ── Screens ───────────────────────────────── */
.screen {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s ease;
  overflow-y: auto;
}
.screen.active { opacity: 1; pointer-events: all; }

/* ── Auth Screen ───────────────────────────── */
#screen-auth { justify-content: center; align-items: center; }

.auth-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0,245,212,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(247,37,133,0.08) 0%, transparent 60%),
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(0,245,212,0.03) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(0,245,212,0.03) 40px);
  animation: grid-drift 20s linear infinite;
}
@keyframes grid-drift { to { background-position: 0 40px, 0 0, 0 0, 0 0; } }

.auth-content {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center; gap: 3rem;
  padding: 2rem;
}

.logo-wrap { text-align: center; }
.logo-glyph {
  width: 80px; height: 80px;
  fill: var(--neon-cyan);
  filter: drop-shadow(var(--glow-cyan));
  margin-bottom: 1rem;
  animation: pulse-glyph 3s ease-in-out infinite;
}
.logo-core { fill: var(--neon-pink); filter: drop-shadow(var(--glow-pink)); }
@keyframes pulse-glyph {
  0%, 100% { filter: drop-shadow(0 0 15px rgba(0,245,212,0.6)); }
  50% { filter: drop-shadow(0 0 30px rgba(0,245,212,0.9)); }
}

.logo-text {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 10vw, 3.5rem); font-weight: 900;
  letter-spacing: 0.15em;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-pink));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo-sub { color: var(--text-dim); letter-spacing: 0.3em; font-size: 0.75rem; margin-top: 0.5rem; }

.auth-buttons { display: flex; flex-direction: column; gap: 1rem; width: 100%; max-width: 280px; }

/* ── Buttons ───────────────────────────────── */
.btn-primary, .btn-secondary, .btn-ghost {
  font-family: var(--font-display);
  font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.1em;
  border: none; cursor: pointer;
  padding: 0.9rem 1.5rem;
  border-radius: 4px;
  transition: var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.btn-primary {
  background: var(--neon-cyan);
  color: var(--bg);
  box-shadow: 0 0 20px rgba(0,245,212,0.3), inset 0 1px 0 rgba(255,255,255,0.2);
}
.btn-primary:hover { box-shadow: 0 0 35px rgba(0,245,212,0.6); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-icon { font-size: 1rem; line-height: 1; }

.btn-secondary {
  background: transparent;
  color: var(--neon-pink);
  border: 1px solid var(--neon-pink);
  box-shadow: 0 0 10px rgba(247,37,133,0.2);
}
.btn-secondary:hover { box-shadow: 0 0 25px rgba(247,37,133,0.4); }

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid rgba(255,255,255,0.1);
}
.btn-ghost:hover { color: var(--text); border-color: var(--border); }

.btn-large { width: 100%; padding: 1.1rem; flex-direction: column; gap: 0.2rem; }
.btn-label { font-size: 0.9rem; }
.btn-sub { font-size: 0.65rem; opacity: 0.7; font-family: var(--font-mono); font-weight: 400; letter-spacing: 0.15em; }

/* ── Top Bar ───────────────────────────────── */
.top-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem;
  padding-top: max(1rem, env(safe-area-inset-top));
  border-bottom: 1px solid var(--border);
  background: rgba(5,8,16,0.8);
  backdrop-filter: blur(10px);
  flex-shrink: 0;
  position: sticky; top: 0; z-index: 10;
}
.screen-title {
  font-family: var(--font-display);
  font-size: 0.85rem; letter-spacing: 0.2em;
  color: var(--neon-cyan);
}
.back-btn {
  background: none; border: none; color: var(--text-dim);
  font-family: var(--font-mono); font-size: 0.85rem;
  cursor: pointer; letter-spacing: 0.05em;
  transition: color var(--transition);
}
.back-btn:hover { color: var(--neon-cyan); }
.player-chip { display: flex; align-items: center; gap: 0.6rem; }
.player-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-pink));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.75rem; color: var(--bg);
}
.player-name { font-size: 0.8rem; color: var(--text-dim); }
.header-actions { display: flex; gap: 0.5rem; align-items: center; }
.icon-btn {
  background: none; border: 1px solid var(--border);
  color: var(--text-dim); width: 44px; height: 44px;
  border-radius: 4px; cursor: pointer; font-size: 1rem;
  transition: var(--transition);
  text-decoration: none;
  display: flex; align-items: center; justify-content: center;
}
.icon-btn:hover { color: var(--neon-cyan); border-color: var(--neon-cyan); }

/* ── Menu ──────────────────────────────────── */
.menu-main { padding: 1.5rem; display: flex; flex-direction: column; gap: 1.5rem; }
.menu-hero { text-align: center; padding: 1rem 0; }
.active-games-count {
  font-family: var(--font-display); font-size: 0.75rem;
  color: var(--text-dim); letter-spacing: 0.2em;
}
.menu-actions { display: flex; flex-direction: column; gap: 0.75rem; }

.game-row {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 4px; cursor: pointer;
  transition: var(--transition);
}
.game-row:hover, .my-turn-row { border-color: var(--neon-cyan); }
.my-turn-row { box-shadow: 0 0 10px rgba(0,245,212,0.2); }
.gr-code { font-family: var(--font-display); color: var(--neon-cyan); letter-spacing: 0.2em; }
.gr-status { flex: 1; font-size: 0.75rem; color: var(--text-dim); }
.my-turn-row .gr-status { color: var(--neon-yellow); }
.gr-players { font-size: 0.75rem; color: var(--text-dim); }
.no-games { color: var(--text-dim); font-size: 0.8rem; text-align: center; padding: 2rem; }

/* ── Create Form ───────────────────────────── */
.form-body { padding: 1.5rem; display: flex; flex-direction: column; gap: 2rem; }
.form-group { display: flex; flex-direction: column; gap: 0.75rem; }
.form-group label {
  font-family: var(--font-display); font-size: 0.7rem;
  letter-spacing: 0.25em; color: var(--text-dim);
}
.player-count-selector { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.count-btn {
  flex: 1 1 calc(14.28% - 0.35rem); min-width: 40px; padding: 0.75rem 0.5rem;
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--text-dim); font-family: var(--font-display); font-size: 1rem;
  border-radius: 4px; cursor: pointer; transition: var(--transition);
}
.count-btn.active, .count-btn:hover {
  background: rgba(0,245,212,0.1); border-color: var(--neon-cyan);
  color: var(--neon-cyan); box-shadow: 0 0 10px rgba(0,245,212,0.2);
}
.board-preview-label { font-size: 0.75rem; color: var(--text-dim); letter-spacing: 0.1em; }

.window-presets { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.preset-btn {
  flex: 1; min-width: 60px;
  padding: 0.6rem 0.4rem;
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--text-dim); font-family: var(--font-mono); font-size: 0.8rem;
  border-radius: 4px; cursor: pointer; transition: var(--transition);
  display: flex; flex-direction: column; align-items: center; gap: 0.2rem;
}
.preset-btn span { font-size: 0.55rem; letter-spacing: 0.1em; opacity: 0.7; }
.preset-btn.active { background: rgba(0,245,212,0.1); border-color: var(--neon-cyan); color: var(--neon-cyan); }
.custom-window { display: flex; align-items: center; gap: 1rem; }
input[type=range] {
  flex: 1; -webkit-appearance: none; background: var(--border);
  height: 2px; border-radius: 1px; outline: none;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 16px; height: 16px;
  background: var(--neon-cyan); border-radius: 50%;
  box-shadow: 0 0 10px rgba(0,245,212,0.5); cursor: pointer;
}
#window-display { font-family: var(--font-display); color: var(--neon-cyan); font-size: 1rem; min-width: 50px; text-align: right; }

/* ── Lobby ──────────────────────────────────── */
.lobby-body { padding: 2rem; display: flex; flex-direction: column; gap: 2rem; align-items: center; }
.game-code-display {
  text-align: center;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; padding: 2rem;
  width: 100%;
}
.code-label { font-size: 0.7rem; color: var(--text-dim); letter-spacing: 0.3em; margin-bottom: 0.75rem; }
.code-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 3rem); font-weight: 900;
  letter-spacing: 0.3em;
  color: var(--neon-cyan);
  text-shadow: var(--glow-cyan);
}
.copy-btn {
  margin-top: 1rem;
  background: none; border: 1px solid var(--border);
  color: var(--text-dim); font-family: var(--font-display);
  font-size: 0.7rem; letter-spacing: 0.2em;
  padding: 0.4rem 1rem; border-radius: 4px; cursor: pointer;
  transition: var(--transition);
}
.copy-btn:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); }
.lobby-status { font-size: 0.85rem; color: var(--text-dim); letter-spacing: 0.1em; }
.lobby-players { display: flex; flex-direction: column; gap: 0.5rem; width: 100%; }
.lobby-player {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.6rem 1rem;
  background: var(--bg2); border-radius: 4px;
  border-left: 3px solid var(--pc);
}
.lp-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pc); }
.lp-name { font-size: 0.85rem; }
.lobby-info { font-size: 0.75rem; color: var(--text-dim); }

/* ── Join ───────────────────────────────────── */
.join-body { padding: 3rem 2rem; display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }
.code-input-wrap { width: 100%; }
#join-code-input {
  width: 100%; padding: 1.2rem;
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--neon-cyan); font-family: var(--font-display);
  font-size: clamp(1.8rem, 7vw, 2.5rem); font-weight: 700; letter-spacing: 0.4em;
  text-align: center; border-radius: 4px; outline: none;
  transition: border-color var(--transition);
}
#join-code-input:focus { border-color: var(--neon-cyan); box-shadow: 0 0 20px rgba(0,245,212,0.2); }
.join-error { color: var(--neon-pink); font-size: 0.8rem; min-height: 1rem; }

/* ── Game Board Screen ──────────────────────── */
#screen-game { overflow: hidden; }
.game-bar { padding: 0.5rem 0.75rem; }
.game-header-left, .game-header-right { display: flex; align-items: center; gap: 0.5rem; }
.turn-timer {
  font-family: var(--font-display); font-size: 0.9rem; font-weight: 700;
  color: var(--neon-cyan); letter-spacing: 0.1em;
}
.turn-timer.urgent { color: var(--neon-pink); animation: blink 0.5s step-end infinite; }
@keyframes blink { 50% { opacity: 0.3; } }

.turn-indicator {
  font-family: var(--font-display); font-size: 0.75rem; letter-spacing: 0.15em;
  color: var(--text-dim);
}
.turn-indicator.my-turn {
  color: var(--neon-yellow);
  text-shadow: 0 0 10px rgba(255,209,102,0.5);
}

/* Noise / Temperature Strip */
.noise-strip {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  padding: 0.4rem 0.75rem;
  background: rgba(5, 8, 16, 0.7);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.noise-strip::-webkit-scrollbar { display: none; }

.nm-wrap { display: flex; align-items: center; gap: 5px; flex-shrink: 0; }
.nm-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.65rem; font-weight: 700;
  color: var(--bg); background: var(--pc);
  flex-shrink: 0; line-height: 1;
}
.nm-avatar.nm-avatar-active {
  box-shadow: 0 0 8px var(--pc);
  outline: 2px solid var(--pc);
  outline-offset: 1px;
}
.nm-bars { display: flex; gap: 3px; }
.nm-bar {
  width: 6px; height: 20px; border-radius: 3px;
  background: var(--bg3);
  transition: background var(--transition), box-shadow var(--transition);
}
.nm-bar.active {
  background: var(--pc);
  box-shadow: 0 0 6px var(--pc);
}

/* Board */
.board-wrap {
  flex: 1; display: flex; align-items: center; justify-content: center;
  padding: 0.25rem; overflow: hidden; min-height: 0;
  position: relative;
  container-type: size;
}

.game-board {
  display: grid;
  grid-template-columns: repeat(var(--board-size), 1fr);
  grid-template-rows: repeat(var(--board-size), 1fr);
  gap: 2px;
  /* Use container queries so the board always fills exactly the available space */
  width: min(100cqw, 100cqh);
  height: min(100cqw, 100cqh);
}

.board-cell {
  aspect-ratio: 1;
  border-radius: 3px;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.18);
  background: #111827;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.board-cell::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--tile-color);
  opacity: calc(var(--tile-alpha) * 0.85);
  transition: opacity 0.3s ease;
}
.board-cell.high-val { border-color: rgba(255,209,102,0.3); }
.board-cell.mid-val { border-color: rgba(255,255,255,0.1); }
.board-cell.shielded::after {
  content: '⬡';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: clamp(0.7rem, 3cqw, 1.4rem);
  color: rgba(255,255,255,0.6);
  z-index: 2;
}
.board-cell:hover:not(.pending) {
  transform: scale(1.08);
  box-shadow: 0 0 12px rgba(255,255,255,0.15);
  z-index: 5;
}

/* Cell FX */
.board-cell.pending { opacity: 0.6; }
.board-cell.fx-claim {
  animation: fx-claim 0.4s ease forwards;
}
@keyframes fx-claim {
  0% { transform: scale(1.2); }
  100% { transform: scale(1); }
}
.board-cell.fx-spike {
  animation: fx-spike 0.5s ease forwards;
}
@keyframes fx-spike {
  0% { transform: scale(1.3); filter: brightness(3); }
  30% { transform: scale(0.85); }
  100% { transform: scale(1); filter: brightness(1); }
}
.board-cell.fx-shield {
  animation: fx-shield 0.4s ease forwards;
}
@keyframes fx-shield {
  0% { box-shadow: 0 0 0 rgba(0,245,212,0); }
  50% { box-shadow: 0 0 20px rgba(0,245,212,0.8); }
  100% { box-shadow: 0 0 0 rgba(0,245,212,0); }
}

/* ── Pulse Badge (own tiles only) ───────────── */
.pulse-badge {
  position: absolute;
  bottom: 2px;
  right: 3px;
  font-family: var(--font-mono);
  font-size: clamp(0.5rem, 2.2cqw, 0.9rem);
  font-weight: 700;
  color: rgba(0, 0, 0, 0.85);
  z-index: 3;
  pointer-events: none;
  line-height: 1;
  text-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
}

/* ── Score Chip (game top bar) ───────────────── */
.my-score-chip {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0;
}
.score-chip-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}
.score-chip-val {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--neon-cyan);
}

/* ── Action Bar ─────────────────────────────── */
.action-bar {
  display: flex; flex-direction: column; gap: 0.35rem;
  padding: 0.5rem 0.75rem;
  padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
  background: rgba(5,8,16,0.95);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  transition: border-top-color 0.4s ease, box-shadow 0.4s ease;
}
.action-bar.my-turn-active {
  animation: action-bar-glow 1.5s ease-in-out 2;
}
@keyframes action-bar-glow {
  0%, 100% { border-top-color: var(--border); box-shadow: none; }
  50% { border-top-color: rgba(255,209,102,0.6); box-shadow: 0 -3px 12px rgba(255,209,102,0.15); }
}

.action-btn {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.15rem;
  padding: 0.7rem 0.3rem;
  min-height: 56px;
  min-width: 0;
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--text-dim); border-radius: 6px; cursor: pointer;
  transition: var(--transition);
}
.action-btn .action-icon { font-size: 1.3rem; line-height: 1; }
.action-btn .action-label { font-family: var(--font-display); font-size: 0.65rem; letter-spacing: 0.08em; }

/* ── Charge Count Pill ───────────────────────── */
.action-charge {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 900;
  line-height: 1;
  color: var(--neon-cyan);
  background: rgba(0, 245, 212, 0.12);
  border-radius: 4px;
  padding: 1px 6px;
  min-width: 22px;
  text-align: center;
}
#action-spike .action-charge {
  color: var(--neon-pink);
  background: rgba(247, 37, 133, 0.12);
}
#action-shield .action-charge {
  color: var(--neon-green);
  background: rgba(6, 214, 160, 0.12);
}
#action-diagonal .action-charge {
  color: var(--neon-yellow);
  background: rgba(255, 209, 102, 0.12);
}
.action-btn.active {
  background: rgba(0,245,212,0.1);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0,245,212,0.2);
}
#action-spike.active {
  background: rgba(247,37,133,0.1);
  border-color: var(--neon-pink);
  color: var(--neon-pink);
  box-shadow: 0 0 15px rgba(247,37,133,0.2);
}
#action-shield.active {
  background: rgba(6,214,160,0.1);
  border-color: var(--neon-green);
  color: var(--neon-green);
  box-shadow: 0 0 15px rgba(6,214,160,0.2);
}

/* ── Game Over ──────────────────────────────── */
.gameover-body {
  display: flex; flex-direction: column; align-items: center;
  padding: 3rem 2rem; gap: 2rem; min-height: 100%;
  background: radial-gradient(ellipse at center, rgba(0,245,212,0.05) 0%, transparent 70%);
}
.gameover-title {
  font-family: var(--font-display); font-size: clamp(1.8rem, 8vw, 3rem); font-weight: 900;
  letter-spacing: 0.15em;
}
.gameover-title.win {
  color: var(--neon-cyan);
  text-shadow: 0 0 30px rgba(0,245,212,0.8), 0 0 60px rgba(0,245,212,0.4);
  animation: victory-pulse 1.5s ease-in-out infinite;
}
.gameover-title.lose { color: var(--text-dim); }
@keyframes victory-pulse {
  0%, 100% { text-shadow: 0 0 30px rgba(0,245,212,0.8), 0 0 60px rgba(0,245,212,0.4); }
  50% { text-shadow: 0 0 50px rgba(0,245,212,1), 0 0 100px rgba(0,245,212,0.6); }
}
.gameover-result { color: var(--text-dim); font-size: 0.85rem; letter-spacing: 0.1em; }

.final-scores { width: 100%; display: flex; flex-direction: column; gap: 0.5rem; }
.score-row {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--bg2); border-radius: 4px;
  border-left: 3px solid var(--pc);
}
.score-me { background: rgba(0,245,212,0.05); }
.score-rank { font-family: var(--font-display); font-size: 0.7rem; color: var(--text-dim); }
.score-name { flex: 1; font-size: 0.9rem; }
.score-val { font-family: var(--font-display); color: var(--neon-cyan); }

.gameover-actions { display: flex; flex-direction: column; gap: 0.75rem; width: 100%; }

/* ── Leaderboard ────────────────────────────── */
.leaderboard-list { padding: 1rem; display: flex; flex-direction: column; gap: 0.5rem; }
.lb-row {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--bg2); border: 1px solid var(--border); border-radius: 4px;
}
.lb-rank { font-family: var(--font-display); font-size: 0.8rem; color: var(--text-dim); min-width: 30px; }
.lb-name { flex: 1; font-size: 0.85rem; }
.lb-wins { font-family: var(--font-display); color: var(--neon-cyan); font-size: 0.85rem; }

/* ── Toast ──────────────────────────────────── */
.toast {
  position: fixed; bottom: 5rem; left: 50%; transform: translateX(-50%) translateY(100px);
  background: var(--bg3); border: 1px solid var(--border);
  color: var(--text); font-size: 0.8rem; letter-spacing: 0.05em;
  padding: 0.6rem 1.2rem; border-radius: 4px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  opacity: 0; pointer-events: none; z-index: 1000;
  white-space: nowrap;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.error { border-color: var(--neon-pink); color: var(--neon-pink); }
.toast.success { border-color: var(--neon-cyan); color: var(--neon-cyan); }

/* ── Move Overlay ────────────────────────────── */
.move-overlay {
  position: fixed; inset: 0; z-index: 900;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.move-overlay.hidden { display: none; }
.move-result-text {
  font-family: var(--font-display); font-size: 2rem; font-weight: 900;
  text-align: center;
  animation: result-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
@keyframes result-pop {
  0% { transform: scale(0.5); opacity: 0; }
  60% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 0; }
}
.move-result-text.move-claim { color: var(--neon-cyan); text-shadow: var(--glow-cyan); }
.move-result-text.move-spike { color: var(--neon-pink); text-shadow: var(--glow-pink); }
.move-result-text.move-shield { color: var(--neon-green); text-shadow: 0 0 20px rgba(6,214,160,0.4); }
.move-result-text.move-blocked { color: #ffa726; text-shadow: 0 0 20px rgba(255,167,38,0.5); }
.move-result-text.move-diagonal { color: var(--neon-cyan); text-shadow: var(--glow-cyan); }

/* Blocked shield indicator (attacker only) */
.blocked-shield {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  z-index: 10;
  pointer-events: none;
  animation: shield-flash 3s ease-out forwards;
}
@keyframes shield-flash {
  0% { transform: scale(1.4); opacity: 1; }
  70% { opacity: 0.8; }
  100% { transform: scale(1); opacity: 0; }
}

/* Diagonal action button active state */
#action-diagonal.active {
  background: rgba(255,209,102,0.1);
  border-color: var(--neon-yellow, #ffd166);
  color: var(--neon-yellow, #ffd166);
  box-shadow: 0 0 15px rgba(255,209,102,0.2);
}

/* ── Scrollbars ──────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ── Premium Badge ───────────────────────────── */
.premium-badge {
  display: inline-block;
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  color: #050810;
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 900;
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.08em;
  vertical-align: middle;
  margin-left: 4px;
}

/* Premium badge on player chip */
.player-chip.is-premium .player-name::after {
  content: 'PRO';
  display: inline-block;
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  color: #050810;
  font-family: var(--font-display);
  font-size: 0.5rem;
  font-weight: 900;
  padding: 1px 5px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ── Locked Buttons (Free Tier) ──────────────── */
.count-btn.locked,
.preset-btn.locked {
  position: relative;
  opacity: 0.4;
  cursor: pointer;
}
.count-btn.locked::after,
.preset-btn.locked::after {
  content: '🔒';
  position: absolute;
  top: -4px; right: -4px;
  font-size: 0.55rem;
}

/* ── Custom Code Field ───────────────────────── */
.code-field {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 0.3em;
  text-align: center;
  text-transform: uppercase;
}
.code-field::placeholder {
  color: var(--text-dim);
  letter-spacing: 0.15em;
  font-size: 0.8rem;
}
.code-field:focus {
  outline: none;
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
}
.form-hint {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 4px;
  text-align: center;
}

/* ── Extended Stats (Game Over) ──────────────── */
.extended-stats {
  margin: 1rem auto;
  max-width: 320px;
}
.extended-stats.hidden { display: none; }
.stats-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--neon-cyan);
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: 0.15em;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.stat-item {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 4px;
  text-align: center;
}
.stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--neon-cyan);
}
.stat-label {
  display: block;
  font-size: 0.55rem;
  color: var(--text-dim);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Premium Screen ──────────────────────────── */
.premium-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1.5rem;
  flex: 1;
}
.premium-hero {
  text-align: center;
  margin-bottom: 2rem;
}
.premium-icon {
  font-size: 3rem;
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.premium-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  margin-top: 0.5rem;
}
.premium-price {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--neon-yellow);
  margin-top: 0.5rem;
}
.premium-features {
  list-style: none;
  width: 100%;
  max-width: 320px;
  margin-bottom: 2rem;
}
.premium-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pf-icon {
  color: var(--neon-cyan);
  font-size: 1rem;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}
.btn-premium {
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  color: #050810;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.85rem;
  border: none;
  border-radius: 10px;
  padding: 1rem 2.5rem;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(255, 215, 0, 0.4);
}
.premium-note {
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 1rem;
  text-align: center;
}

/* ── Menu PRO Banner ─────────────────────────── */
.menu-pro-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 0.9rem 1.1rem;
  background: rgba(255, 215, 0, 0.06);
  border: 1px solid rgba(255, 215, 0, 0.2);
  border-radius: 10px;
  margin-top: 0.5rem;
}
.menu-pro-banner.hidden { display: none; }
.mpb-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #ffd700;
  flex-shrink: 0;
}
.mpb-desc {
  font-size: 0.72rem;
  color: var(--text-dim);
  flex: 1;
  min-width: 0;
}
.mpb-cta {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #050810;
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  border: none;
  border-radius: 5px;
  padding: 0.4rem 0.85rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform var(--transition), box-shadow var(--transition);
}
.mpb-cta:hover { transform: translateY(-1px); box-shadow: 0 0 16px rgba(255,215,0,0.35); }

/* ── Solo sub upgrade link ───────────────────── */
.solo-sub-upgrade {
  color: #ffd700;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
}
.solo-sub-upgrade:hover { text-decoration: underline; }

/* ── Game-over stats upgrade CTA ─────────────── */
.stats-upgrade-cta {
  padding: 1.25rem 1.5rem;
  border: 1px solid rgba(255, 215, 0, 0.2);
  border-radius: 10px;
  background: rgba(255, 215, 0, 0.04);
  text-align: center;
  margin-top: 0.5rem;
}
.suc-label {
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: #ffd700;
  margin-bottom: 0.5rem;
  display: block;
}
.suc-body {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.55;
  margin-bottom: 1rem;
}
.suc-btn {
  width: 100%;
  padding: 0.85rem 1.5rem;
  font-size: 0.75rem;
}

/* ── Profile upgrade CTA ─────────────────────── */
.profile-upgrade-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.25rem;
  background: rgba(255, 215, 0, 0.05);
  border: 1px solid rgba(255, 215, 0, 0.18);
  border-radius: 10px;
  margin-bottom: 1.5rem;
}
.profile-upgrade-cta.hidden { display: none; }
.puc-text { flex: 1; min-width: 0; }
.puc-title {
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #ffd700;
  display: block;
  margin-bottom: 0.2rem;
}
.puc-desc { font-size: 0.72rem; color: var(--text-dim); line-height: 1.4; }
.puc-btn {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #050810;
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  border: none;
  border-radius: 5px;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform var(--transition), box-shadow var(--transition);
}
.puc-btn:hover { transform: translateY(-1px); box-shadow: 0 0 16px rgba(255,215,0,0.35); }

/* ── Leaderboard PRO footnote ────────────────── */
.lb-pro-footnote {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.25rem;
  margin: 0.5rem 1rem 1rem;
  background: rgba(255, 215, 0, 0.04);
  border: 1px solid rgba(255, 215, 0, 0.15);
  border-radius: 8px;
  font-size: 0.72rem;
  color: var(--text-dim);
}
.lb-upgrade-btn {
  font-family: var(--font-display);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #050810;
  background: linear-gradient(135deg, #ffd700, #ff8c00);
  border: none;
  border-radius: 4px;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform var(--transition);
}
.lb-upgrade-btn:hover { transform: translateY(-1px); }

/* ── Upgrade / Solo-limit modals ─────────────── */
.upgrade-modal {
  position: fixed;
  inset: 0;
  z-index: 960;
  background: rgba(5, 8, 16, 0.88);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.upgrade-modal.hidden { display: none; }
.upgrade-modal-box {
  background: var(--bg2);
  border: 1px solid rgba(255, 215, 0, 0.2);
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 2rem 1.5rem 2.5rem;
  text-align: center;
}
.upm-icon {
  font-size: 2.2rem;
  color: var(--neon-cyan);
  margin-bottom: 0.75rem;
  display: block;
}
.upm-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 0.75rem;
}
.upm-body {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-dim);
  margin-bottom: 1.25rem;
}
.upm-features {
  list-style: none;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--text-dim);
}
.upm-features li { line-height: 1.4; }
.upm-features-unlocked li { color: var(--text); }
.upm-check {
  color: var(--neon-cyan);
  margin-right: 0.4rem;
  font-weight: bold;
}
.upm-dismiss {
  display: block;
  width: 100%;
  margin-top: 0.75rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0.5rem;
  font-family: var(--font-mono);
}
.upm-dismiss:hover { color: var(--text); }

/* ── Guest Sign-in Chip ──────────────────────── */
.btn-signin-chip {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--neon-cyan);
  border: 1px solid var(--neon-cyan);
  background: transparent;
  border-radius: 20px;
  padding: 0.3rem 0.75rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.btn-signin-chip:hover {
  background: var(--neon-cyan);
  color: var(--bg);
}

/* ── Sign In Modal ───────────────────────────── */
.signin-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(4px);
}
.signin-modal.hidden { display: none; }
.signin-modal-box {
  background: #0d0d1a;
  border: 1px solid rgba(0, 245, 212, 0.25);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  max-width: 320px;
  width: 90%;
  text-align: center;
  animation: slideUp 0.2s ease;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.signin-modal-icon {
  font-size: 2rem;
  color: var(--neon-cyan);
  margin-bottom: 0.75rem;
}
.signin-modal-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text);
  margin: 0 0 0.75rem;
}
.signin-modal-body {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

/* ── Player Profile Screen ───────────────────── */
.profile-body {
  padding: 1.5rem;
  max-width: 440px;
  margin: 0 auto;
}
.profile-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.profile-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-magenta));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bg);
  flex-shrink: 0;
}
.profile-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text);
  letter-spacing: 0.05em;
}
.profile-rank {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-cyan);
  margin-top: 0.25rem;
}

/* Win/Loss/Rate record row */
.profile-record {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.record-item {
  flex: 1;
  text-align: center;
  padding: 0.75rem 0.5rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.record-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
}
.record-wins .record-val { color: var(--neon-cyan); }
.record-losses .record-val { color: var(--neon-magenta); }
.record-rate .record-val { color: var(--neon-gold); }
.record-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
  letter-spacing: 0.1em;
}

/* Section title */
.profile-section-title {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* Stats grid */
.profile-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}
.profile-stat {
  text-align: center;
  padding: 0.75rem 0.5rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.profile-stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}
.profile-stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
  letter-spacing: 0.1em;
}

/* Player chip clickable */
.player-chip { cursor: pointer; }
.player-chip:hover .player-avatar {
  box-shadow: 0 0 8px var(--neon-cyan);
}

/* ── Action Bar Restructure ─────────────────── */
.action-main-row { display: flex; gap: 0.4rem; width: 100%; }
.action-main-row .action-btn { flex: 1; }

.action-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}


/* ── Skip Bar ────────────────────────────────── */
.skip-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0;
}
.skip-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  flex-shrink: 0;
}
.skip-btn {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.55rem 0.75rem;
  min-height: 40px;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  flex: 1;
  display: flex; align-items: center; justify-content: center;
}
.skip-btn:hover:not(:disabled) {
  border-color: var(--neon-yellow);
  color: var(--neon-yellow);
}
.skip-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* ── Forfeit (FOLD) Button ───────────────────── */
.icon-btn-danger {
  color: var(--neon-pink);
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  border: 1px solid rgba(247, 37, 133, 0.35);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
}
.icon-btn-danger:hover {
  border-color: var(--neon-pink);
  box-shadow: 0 0 8px rgba(247, 37, 133, 0.3);
}

/* ── Bonus Badges on Board Tiles ─────────────── */
.bonus-badge {
  position: absolute;
  top: 2px;
  left: 3px;
  font-size: clamp(0.55rem, 2.5cqw, 1.1rem);
  z-index: 3;
  pointer-events: none;
  line-height: 1;
}
.bonus-spike { color: var(--neon-pink); text-shadow: 0 0 4px rgba(247, 37, 133, 0.7); }
.bonus-shield { color: var(--neon-green); text-shadow: 0 0 4px rgba(6, 214, 160, 0.7); }
.bonus-hidden { color: var(--text-dim); }

/* Position value label (top-right, visible on all tiles) */
.pos-val {
  position: absolute;
  top: 2px;
  right: 3px;
  font-size: clamp(0.5rem, 2.2cqw, 0.95rem);
  font-family: var(--font-mono);
  font-weight: 700;
  z-index: 3;
  pointer-events: none;
  line-height: 1;
  color: rgba(255, 255, 255, 0.4);
}
.board-cell.mine .pos-val {
  color: rgba(0, 0, 0, 0.85);
  text-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
}
.board-cell.owned:not(.mine) .pos-val {
  color: rgba(0, 0, 0, 0.85);
  text-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
}

/* ── How To Play Screen ──────────────────────── */
.howtoplay-body {
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex: 1;
}

/* Landing-page-style sections inside HTP */
.htp-section {
  padding: 2.5rem 1.5rem;
  border-bottom: 1px solid rgba(0, 245, 212, 0.1);
}
.htp-section-alt { background: rgba(8, 13, 24, 0.6); }

.htp-label {
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  color: var(--neon-cyan);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  font-family: var(--font-mono);
}
.htp-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 5vw, 2rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  color: #fff;
  margin-bottom: 1.25rem;
  line-height: 1.15;
}
.htp-body {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 540px;
}

/* Action cards */
.htp-action-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}
.htp-a-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 1.5rem 1.25rem;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.htp-a-card.claim  { border-color: rgba(0,245,212,0.2); }
.htp-a-card.spike  { border-color: rgba(247,37,133,0.2); }
.htp-a-card.shield { border-color: rgba(255,209,102,0.2); }
.htp-a-card.diagonal { border-color: rgba(6,214,160,0.2); }
.htp-a-card.read { border-color: rgba(179,136,255,0.2); }
.htp-a-card:hover { transform: translateY(-3px); }
.htp-a-card.claim:hover { border-color: rgba(0,245,212,0.4);   box-shadow: 0 8px 24px rgba(0,245,212,0.1); }
.htp-a-card.spike:hover { border-color: rgba(247,37,133,0.4);  box-shadow: 0 8px 24px rgba(247,37,133,0.1); }
.htp-a-card.shield:hover{ border-color: rgba(255,209,102,0.4); box-shadow: 0 8px 24px rgba(255,209,102,0.1); }
.htp-a-card.diagonal:hover{ border-color: rgba(6,214,160,0.4); box-shadow: 0 8px 24px rgba(6,214,160,0.1); }
.htp-a-card.read:hover{ border-color: rgba(179,136,255,0.4); box-shadow: 0 8px 24px rgba(179,136,255,0.1); }
.htp-a-icon { font-size: 1.75rem; display: block; margin-bottom: 0.75rem; }
.htp-a-name {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  margin-bottom: 0.65rem;
}
.htp-a-card.claim  .htp-a-name { color: var(--neon-cyan); }
.htp-a-card.spike  .htp-a-name { color: var(--neon-pink); }
.htp-a-card.shield .htp-a-name { color: var(--neon-yellow); }
.htp-a-card.diagonal .htp-a-name { color: var(--neon-green); }
.htp-a-card.read .htp-a-name { color: #b388ff; }
.htp-a-desc {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-dim);
  margin-bottom: 1rem;
}
.htp-a-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.htp-a-tag {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  font-family: var(--font-mono);
}
.htp-a-card.claim  .htp-a-tag { color: var(--neon-cyan);   background: rgba(0,245,212,0.12); }
.htp-a-card.spike  .htp-a-tag { color: var(--neon-pink);   background: rgba(247,37,133,0.12); }
.htp-a-card.shield .htp-a-tag { color: var(--neon-yellow); background: rgba(255,209,102,0.12); }
.htp-a-card.diagonal .htp-a-tag { color: var(--neon-green); background: rgba(6,214,160,0.12); }
.htp-a-card.read .htp-a-tag { color: #b388ff; background: rgba(179,136,255,0.12); }

/* Charge demo */
.htp-charges-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
  margin-top: 1.75rem;
}
@media (min-width: 600px) { .htp-charges-layout { grid-template-columns: 1fr 1fr; gap: 3rem; } }
.htp-charge-demo { display: flex; flex-direction: column; gap: 0.75rem; }
.htp-cd-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
}
.htp-cd-icon { font-size: 1.4rem; flex-shrink: 0; }
.htp-cd-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  margin-bottom: 0.15rem;
}
.htp-cd-note { font-size: 0.78rem; color: var(--text-dim); line-height: 1.5; }
.htp-cd-count {
  margin-left: auto;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--neon-cyan);
}

/* Bonus grid */
.htp-bonus-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}
@media (min-width: 500px) { .htp-bonus-grid { grid-template-columns: repeat(3, 1fr); } }
.htp-bonus-card {
  padding: 1.5rem 1.25rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
  transition: transform 0.25s, border-color 0.25s;
}
.htp-bonus-card:hover { transform: translateY(-3px); border-color: rgba(0,245,212,0.25); }
.htp-bonus-icon { font-size: 2rem; display: block; margin-bottom: 0.75rem; }
.htp-bonus-name {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text);
  margin-bottom: 0.55rem;
}
.htp-bonus-desc { font-size: 0.85rem; line-height: 1.6; color: var(--text-dim); }

/* Win conditions grid */
.htp-win-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}
@media (max-width: 400px) { .htp-win-grid { grid-template-columns: 1fr; } }
.htp-win-card {
  padding: 1.5rem 1.25rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
  transition: transform 0.25s, border-color 0.25s;
}
.htp-win-card:hover { transform: translateY(-3px); border-color: rgba(0,245,212,0.3); }
.htp-win-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--neon-cyan);
  line-height: 1;
  margin-bottom: 0.55rem;
}
.htp-win-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text);
  margin-bottom: 0.55rem;
}
.htp-win-desc { font-size: 0.85rem; line-height: 1.6; color: var(--text-dim); }

/* ── Tile Anatomy Diagram ────────────────────── */
.htp-tile-anatomy {
  margin-top: 2rem;
}
.htp-tile-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
}
.htp-tile-demo {
  position: relative;
  width: 120px;
  height: 120px;
  border-radius: 6px;
  border: 2px solid rgba(0, 245, 212, 0.4);
  background: linear-gradient(135deg, #00f5d4 0%, #06d6a0 100%);
  box-shadow: 0 0 25px rgba(0, 245, 212, 0.3);
  flex-shrink: 0;
}
.htp-tile-bonus {
  position: absolute;
  top: 6px;
  left: 8px;
  font-size: 1.2rem;
  color: #f72585;
  text-shadow: 0 0 6px rgba(247, 37, 133, 0.8);
}
.htp-tile-posval {
  position: absolute;
  top: 6px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.85);
  text-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
}
.htp-tile-shield {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.8rem;
  color: rgba(255, 255, 255, 0.6);
}
.htp-tile-pulse {
  position: absolute;
  bottom: 6px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.85);
  text-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
}
.htp-tile-labels {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  max-width: 360px;
}
.htp-tile-label-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}
.htp-tile-label-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-top: 4px;
  flex-shrink: 0;
}
.htp-tile-label-title {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text);
  margin-bottom: 2px;
}
.htp-tile-label-desc {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-dim);
}

/* Noise reads */
.htp-noise-reads {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.75rem;
}
.htp-noise-read {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.25rem;
  border-left: 3px solid rgba(0,245,212,0.3);
  background: rgba(255,255,255,0.03);
  border-radius: 0 8px 8px 0;
}
.htp-nr-state {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neon-cyan);
  font-family: var(--font-display);
  font-weight: 700;
}
.htp-nr-text { font-size: 0.88rem; line-height: 1.6; color: var(--text-dim); }

/* Rules modal still uses old rule-* classes — keep them */
.rule-section { display: flex; flex-direction: column; gap: 0.5rem; }
.rule-section-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--neon-cyan);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem;
}
.rule-item {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.6;
}
.rule-item strong { color: var(--text); }
.rule-icon { color: var(--neon-cyan); }
.rules-modal-body { padding: 1.5rem; display: flex; flex-direction: column; gap: 1.25rem; }

/* ── Rules Modal (in-game) ───────────────────── */
.rules-modal {
  position: fixed;
  inset: 0;
  z-index: 950;
  background: rgba(5, 8, 16, 0.88);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.rules-modal.hidden { display: none; }
.rules-modal-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px 12px 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 1.5rem;
  position: relative;
}
.rules-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
}

/* ── Battle Stats Modal (in-game) ────────────── */
.battle-stats-modal {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: rgba(5, 8, 16, 0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.battle-stats-modal.hidden { display: none; }
.battle-stats-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 92%;
  max-width: 400px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 1.25rem;
  position: relative;
}
.battle-stats-title {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--neon-cyan);
  margin: 0 0 1rem;
  text-align: center;
}
.battle-stats-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1rem;
  cursor: pointer;
  line-height: 1;
}
.bs-player {
  padding: 0.75rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 0.6rem;
}
.bs-player:last-child { margin-bottom: 0; }
.bs-player-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.bs-player-avatar {
  width: 24px; height: 24px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.55rem; font-weight: 700;
  color: var(--bg); flex-shrink: 0;
}
.bs-player-name {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text);
  flex: 1;
}
.bs-player-score {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
}
.bs-stats-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.3rem;
}
.bs-stat {
  text-align: center;
}
.bs-stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text);
}
.bs-stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

/* ── Stats button in game bar ────────────────── */
.btn-stats-ingame {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.4rem;
  border: 1px solid rgba(255, 209, 102, 0.35);
  border-radius: 4px;
  background: none;
  color: var(--neon-yellow);
  cursor: pointer;
  transition: var(--transition);
}
.btn-stats-ingame:hover {
  border-color: var(--neon-yellow);
  box-shadow: 0 0 8px rgba(255, 209, 102, 0.3);
}

/* ── Desktop: centre game column ─── */
@media (min-width: 640px) {
  #screen-game {
    align-items: center;
  }
}

/* ── HOT noise state (noise = 5) ─────────────── */
.nm-wrap.nm-hot .nm-bar.active {
  background: var(--neon-pink);
  box-shadow: 0 0 6px var(--neon-pink);
  animation: hot-pulse 0.8s ease-in-out infinite alternate;
}
.nm-hot-indicator {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--neon-pink);
  align-self: center;
  line-height: 1;
  animation: hot-pulse 0.8s ease-in-out infinite alternate;
}
@keyframes hot-pulse {
  from { opacity: 1; }
  to   { opacity: 0.35; }
}

/* ── Noise trend arrow ───────────────────────── */
.nm-trend {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  align-self: center;
  line-height: 1;
}
.nm-trend.up   { color: var(--neon-pink); }
.nm-trend.down { color: var(--neon-cyan); }

/* ── Leaderboard tabs ────────────────────────── */
.lb-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.lb-tab {
  flex: 1;
  padding: 0.6rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  cursor: pointer;
  transition: var(--transition);
}
.lb-tab.active {
  color: var(--neon-cyan);
  border-bottom-color: var(--neon-cyan);
}

/* ── Win streak ──────────────────────────────── */
.menu-streak-badge {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--neon-yellow);
  text-shadow: 0 0 8px rgba(255, 209, 102, 0.4);
  text-align: center;
  padding: 0.2rem 0 0.4rem;
}
.profile-stat.ps-streak-cell .profile-stat-val { color: var(--neon-yellow); }

/* ── Achievements grid ───────────────────────── */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding-bottom: 2rem;
}
.ach-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 0.65rem 0.4rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  text-align: center;
  transition: var(--transition);
}
.ach-card.unlocked {
  border-color: var(--neon-cyan);
  background: rgba(0, 245, 212, 0.05);
}
.ach-card.locked { opacity: 0.3; filter: grayscale(1); }
.ach-icon { font-size: 1.1rem; }
.ach-name {
  font-family: var(--font-display);
  font-size: 0.45rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  line-height: 1.2;
}
.ach-card.unlocked .ach-name { color: var(--neon-cyan); }

/* ── Noise Sparkline ─────────────────────────── */
.nm-meter-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.nm-sparkline {
  width: 48px;
  height: 20px;
  display: block;
  opacity: 0.6;
}

/* ── COLD noise state (noise = 1) ────────────── */
.nm-wrap.nm-cold .nm-bar.active {
  background: #4fc3f7;
  box-shadow: 0 0 6px rgba(79, 195, 247, 0.6);
}
.nm-cold-indicator {
  font-size: 0.75rem;
  align-self: center;
  line-height: 1;
  color: #4fc3f7;
  animation: cold-pulse 1.2s ease-in-out infinite alternate;
}
@keyframes cold-pulse {
  from { opacity: 1; }
  to   { opacity: 0.4; }
}

/* ── Cold Immune Cell Glow ───────────────────── */
.board-cell.cold-immune {
  box-shadow: inset 0 0 8px rgba(79, 195, 247, 0.4), 0 0 6px rgba(79, 195, 247, 0.25);
}
.board-cell.cold-immune::before {
  filter: saturate(0.6) brightness(0.9);
}

/* ── Opponent Intel Panel ────────────────────── */
/* Overlaid at bottom of board-wrap so it doesn't consume layout height */
.opponent-intel {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  gap: 0.35rem;
  padding: 0.3rem 0.5rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  background: linear-gradient(to top, rgba(5,8,16,0.85) 70%, transparent);
  z-index: 10;
  pointer-events: none; /* board clicks pass through when panel is not active */
}
.opponent-intel:not(:empty) { pointer-events: auto; }
.opponent-intel:empty { display: none; }
.opponent-intel::-webkit-scrollbar { display: none; }
.intel-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 2px solid var(--pc);
  border-radius: 3px;
  font-size: 0.65rem;
  min-width: 0;
}
.intel-name {
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  color: var(--text-dim);
  white-space: nowrap;
}
.intel-detail {
  font-family: var(--font-mono);
  color: var(--text);
  white-space: nowrap;
}
.intel-detail.intel-vague {
  color: var(--neon-yellow);
  opacity: 0.7;
}
.intel-row.intel-dark .intel-detail {
  color: var(--text-dim);
  opacity: 0.35;
  letter-spacing: 0.15em;
}
.intel-cold {
  color: #4fc3f7;
  font-size: 0.7rem;
}

/* ── Splash Damage Indicator ─────────────────── */
.splash-indicator {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  z-index: 10;
  pointer-events: none;
  animation: splash-pop 2.5s ease-out forwards;
}
@keyframes splash-pop {
  0% { transform: scale(0.5); opacity: 0; }
  15% { transform: scale(1.3); opacity: 1; }
  60% { opacity: 0.8; }
  100% { transform: scale(1); opacity: 0; }
}

/* ── Move Overlay — READ ─────────────────────── */
.move-result-text.move-read {
  color: #b388ff;
  text-shadow: 0 0 20px rgba(179, 136, 255, 0.5);
}

/* ── READ Button in Skip Bar ─────────────────── */
.skip-divider {
  color: var(--border);
  font-size: 0.7rem;
  align-self: center;
  opacity: 0.4;
}
.read-btn {
  background: rgba(179, 136, 255, 0.08) !important;
  border-color: rgba(179, 136, 255, 0.25) !important;
  color: #b388ff !important;
}
.read-btn:hover:not(:disabled) {
  background: rgba(179, 136, 255, 0.15) !important;
  border-color: rgba(179, 136, 255, 0.5) !important;
  box-shadow: 0 0 8px rgba(179, 136, 255, 0.2);
}
.read-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ── READ Results Modal ──────────────────────── */
.read-results-modal {
  position: fixed;
  inset: 0;
  z-index: 950;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fade-in 0.2s ease;
}
.read-results-modal.hidden { display: none; }
.read-results-box {
  background: var(--bg);
  border: 1px solid rgba(179, 136, 255, 0.3);
  border-radius: 8px;
  padding: 1.25rem;
  width: min(320px, 85vw);
  box-shadow: 0 0 40px rgba(179, 136, 255, 0.15);
}
.read-results-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #b388ff;
  text-align: center;
  margin-bottom: 1rem;
}
.read-result-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  margin-bottom: 0.4rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--pc);
  border-radius: 4px;
}
.read-player-name {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  min-width: 50px;
}
.read-detail {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text);
  display: flex;
  gap: 0.5rem;
}
.read-detail.read-partial {
  color: var(--neon-yellow);
  opacity: 0.8;
}
.read-fuzzy {
  font-size: 0.6rem;
  opacity: 0.5;
}
.read-result-row.read-dark .read-detail {
  color: var(--text-dim);
  opacity: 0.3;
  letter-spacing: 0.15em;
}
.read-shields {
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}
@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── YOUR TURN Banner ────────────────────────── */
.turn-banner {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 850;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 8vw, 3rem);
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--neon-yellow);
  text-shadow:
    0 0 20px rgba(255,209,102,0.9),
    0 0 50px rgba(255,209,102,0.5);
  pointer-events: none;
  white-space: nowrap;
  animation: turn-banner-show 2s ease forwards;
}
.turn-banner.hidden { display: none; }
@keyframes turn-banner-show {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(0.65); }
  20%  { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
  55%  { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1); }
}

/* ── Cost Hints on action buttons ────────────── */
.cost-hint {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  margin-left: 0.2rem;
  vertical-align: middle;
}
.cost-hint:empty { display: none; }
#spike-cost-hint { color: #4fc3f7; }
#shield-cost-hint { color: var(--neon-yellow); }

/* ══════════════════════════════════════════════
   MOBILE OPTIMIZATIONS
   ══════════════════════════════════════════════ */

/* ── Small phones (≤380px) ───────────────────── */
@media (max-width: 380px) {
  .logo-sub { font-size: 0.6rem; letter-spacing: 0.2em; }

  .menu-main { padding: 1rem; gap: 1rem; }
  .menu-actions { gap: 0.5rem; }
  .btn-large { padding: 0.9rem 0.75rem; }
  .btn-label { font-size: 0.8rem; }
  .btn-sub { font-size: 0.6rem; }

  /* Tighter game header */
  .game-bar { padding: 0.4rem 0.5rem; }
  .turn-timer { font-size: 0.8rem; }
  .turn-indicator { font-size: 0.65rem; }

  /* Compact action bar on tiny screens */
  .action-bar { padding: 0.35rem 0.5rem; gap: 0.25rem; }
  .action-btn { padding: 0.5rem 0.2rem; min-height: 48px; }
  .action-btn .action-icon { font-size: 1.1rem; }
  .action-btn .action-label { font-size: 0.55rem; }
  .action-charge { font-size: 0.75rem; padding: 1px 4px; }

  /* Smaller skip bar */
  .skip-bar { gap: 0.25rem; }
  .skip-label { font-size: 0.6rem; }
  .skip-btn { font-size: 0.6rem; padding: 0.4rem 0.5rem; min-height: 36px; }

  /* Noise strip compact */
  .noise-strip { padding: 0.3rem 0.5rem; gap: 0.4rem; }
  .nm-avatar { width: 24px; height: 24px; font-size: 0.55rem; }
  .nm-bar { width: 5px; height: 16px; }

  /* Player count selector wraps better */
  .count-btn { flex: 1 1 calc(25% - 0.35rem); min-width: 36px; padding: 0.6rem 0.3rem; font-size: 0.85rem; }

  /* Preset buttons */
  .window-presets { gap: 0.25rem; }
  .preset-btn { padding: 0.5rem 0.3rem; font-size: 0.7rem; min-width: 50px; }

  /* Profile stats */
  .profile-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }

  /* Game over */
  .gameover-body { padding: 2rem 1rem; gap: 1.5rem; }

  /* Board padding */
  .board-wrap { padding: 0.15rem; }
}

/* ── Medium phones (≤480px) ──────────────────── */
@media (max-width: 480px) {
  .top-bar { padding: 0.75rem 1rem; padding-top: max(0.75rem, env(safe-area-inset-top)); }
  .screen-title { font-size: 0.75rem; }

  .form-body { padding: 1.25rem; gap: 1.5rem; }

  /* Lobby */
  .lobby-body { padding: 1.5rem 1rem; gap: 1.5rem; }

  /* Skip bar wraps on narrow screens */
  .skip-bar { flex-wrap: wrap; }
  .skip-divider { display: none; }
  .skip-label { width: 100%; font-size: 0.65rem; }

  /* In-game stats button */
  .btn-stats-ingame { font-size: 0.6rem; padding: 0.2rem 0.35rem; }

  /* Score chip */
  .score-chip-label { font-size: 0.6rem; }
  .score-chip-val { font-size: 0.85rem; }

  /* Battle stats modal */
  .battle-stats-box { width: 96%; padding: 1rem; }
  .bs-stats-row { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }

  /* Modals */
  .upgrade-modal-box { padding: 1.5rem 1.25rem 2rem; }
  .signin-modal-box { padding: 1.5rem 1.25rem; }

  /* HTP sections */
  .htp-section { padding: 2rem 1.25rem; }
  .htp-a-card { padding: 1.25rem 1rem; }

  /* Menu PRO banner */
  .menu-pro-banner { flex-direction: column; text-align: center; gap: 0.5rem; }
}

/* ── Landscape phones ────────────────────────── */
@media (max-height: 500px) and (orientation: landscape) {
  .game-bar { padding: 0.3rem 0.75rem; }
  .noise-strip { padding: 0.2rem 0.75rem; }

  .action-bar { padding: 0.3rem 0.75rem; gap: 0.2rem; }
  .action-btn { min-height: 44px; padding: 0.4rem 0.3rem; }
  .skip-btn { min-height: 32px; padding: 0.3rem 0.5rem; }

  .board-wrap { padding: 0.1rem; }

  /* Auth screen in landscape */
  .auth-content { gap: 1.5rem; padding: 1rem; }
  .logo-glyph { width: 50px; height: 50px; margin-bottom: 0.5rem; }
}

/* ── Notch / Dynamic Island safe areas ───────── */
@supports (padding: env(safe-area-inset-top)) {
  #screen-auth {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
  }
  .screen { padding-left: env(safe-area-inset-left); padding-right: env(safe-area-inset-right); }
  .action-bar {
    padding-left: max(0.75rem, env(safe-area-inset-left));
    padding-right: max(0.75rem, env(safe-area-inset-right));
  }
}

/* ── Reduced Motion ──────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── iOS input zoom prevention ───────────────── */
@supports (-webkit-touch-callout: none) {
  input[type="text"] { font-size: 16px; }
}

/* ── Hover only for devices that support it ──── */
@media (hover: none) {
  .board-cell:hover:not(.pending) { transform: none; box-shadow: none; }
  .htp-a-card:hover { transform: none; }
  .htp-bonus-card:hover { transform: none; }
  .htp-win-card:hover { transform: none; }
  .btn-primary:hover { transform: none; }
  .a-card:hover { transform: none; }
  .win-card:hover { transform: none; }
}